Features and Benefits: Hex-LOK 2-in-1 Handle is the most versatile threading solution designed for tap and die threading; Includes precision machined threading accessories for the most common applications; Hex-LOK 2-in-1 Handle is compatible with 1" hex dies & MILWAUKEE Tap Collet; 2-in-1 Handle compatibility allows for easy snap in and out, tool-free die and collet changes; Designed for use in metal materials including brass, aluminum, mild steel, and more;